New Year Holiday Office Closure Notice (Change Vision / Astah)

by Satomi Joba
Posted on December 1, 2025December 1, 2025
Announcement

Change Vision will be closed for the New Year holiday from December 27, 2025 to January 4, 2026.

We’ve released a lightweight SysML v2 Editor as a Visual Studio Code extension. Built to support the next generation of systems engineering, this tool offers syntax-aware modeling with features like highlighting, validation, navigation, and more – helping you get hands-on with SysML v2.

Astah System Safety and Astah SysML are now officially part of the INCOSE SE Laboratory.

Please note that our office will be closed on Friday, May 16, 2025, due to an internal event. Our support and license delivery for certain products will resume on Monday, May 19. Online purchases will still be available.

Astah Professional and UML v10.1 Released

Astah Professional & Astah UML v10.1 Now Available! 🚀
The latest update focuses on enhancing modeling efficiency, improving stability, and resolving reported issues for a smoother, more reliable experience. With v10.1, you can now clone models directly from diagrams and organize ER models with packages, making your workflow even more efficient.

🚀 The ChangeVision Members Site has been renewed!
As of March 8, 2025, our exclusive platform for Astah product support and license management has been fully upgraded! Enjoy a modern UI, Google Sign-in, and smarter license management for a smoother experience.

🚀 Big News! The ChangeVision Members site is getting a major upgrade on March 8, 2025!
We’ve modernized the UI, added Google Sign-in, and improved license management to make renewals smoother than ever. Now, you’ll see clearer license validity updates when renewing or adding seats. Say goodbye to accidental new registrations!

by ume
Posted on December 18, 2024December 18, 2024
Announcement

We will be closing our office for New years holidays:
Dec.26 (Tue) – Jan.5 (Sun)

by Satomi Joba
Posted on October 30, 2024October 30, 2024
Announcement

We’re excited to introduce Astah Professional and UML v10, launching October 30, 2024! This latest version is packed with powerful enhancements to make your modeling faster, more intuitive, and collaborative.

by ume
Posted on October 15, 2024October 23, 2024
Announcement

On Friday, November 1st, 2024, our offices will be closed for the entire day due to internal events. This means that our customer support, sales, and technical departments will be unavailable to respond to your inquiries on this day.